432978699 has 16 divisors (see below), whose sum is σ = 594976032. Its totient is φ = 279871488.

The previous prime is 432978683. The next prime is 432978701. The reversal of 432978699 is 996879234.

It is not a de Polignac number, because 432978699 - 2⁴ = 432978683 is a prime.

It is not an unprimeable number, because it can be changed into a prime (432978649) by changing a digit.

It is a pernicious number, because its binary representation contains a prime number (17) of ones.

It is a polite number, since it can be written in 15 ways as a sum of consecutive naturals, for example, 25867 + ... + 39179.

It is an arithmetic number, because the mean of its divisors is an integer number (37186002).

Almost surely, 2^432978699 is an apocalyptic number.

432978699 is a deficient number, since it is larger than the sum of its proper divisors (161997333).

432978699 is a wasteful number, since it uses less digits than its factorization.

432978699 is an odious number, because the sum of its binary digits is odd.

The sum of its prime factors is 13646.

The product of its digits is 5878656, while the sum is 57.

The square root of 432978699 is about 20808.1402100236. The cubic root of 432978699 is about 756.5230713515.

It can be divided in two parts, 4329 and 78699, that added together give a triangular number (83028 = T₄₀₇).

The spelling of 432978699 in words is "four hundred thirty-two million, nine hundred seventy-eight thousand, six hundred ninety-nine".